Pentel Wow! Mechanical Pencils 12 Pack Assorted Colors 0.7mm Refill eraser with Pentel latex-free Z2-1N eraser Distinctive design stands out in a crowd Unique triangular shape grip makes it easy to hold and keeps it from rolling off desks Pre-loaded with Pentel Super Hi-Polymer HB lead; never needs sharpening, is super strong and produces a clear dark line Features sliding sleeve to prolong write-out, reduce lead breakage and protect your pocket